# -*- coding: utf-8 -*-
# !/usr/bin/env python
"""
-------------------------------------------------
   File Name：     213
   Description :   
   Author :       lth
   date：          2022/6/8
-------------------------------------------------
   Change Activity:
                   2022/6/8 9:11: create this script
-------------------------------------------------
"""
__author__ = 'lth'


class Node:

        val = 2
        next = ...
        def __init__(self):
            pass


class Node2:

        val2 = ...
        next2 = ...


class Seq(Node,Node2):
    def __init__(self):
        # self.node=Node
        # self.node2=Node2
        self.val=super().val






nn=Seq()

print(nn.val)

nn.val=3
print(nn.val)
